1 import ConfigurationData
, { StationTemplateURL
} from
'../types/ConfigurationData';
3 import Constants from
'./Constants';
4 import { WorkerProcessType
} from
'../types/Worker';
6 import path from
'path';
8 export default class Configuration
{
9 private static configurationFilePath
= path
.join(path
.resolve(__dirname
, '../'), 'assets', 'config.json');
10 private static configurationFileWatcher
: fs
.FSWatcher
;
11 private static configuration
: ConfigurationData
;
12 private static configurationChangeCallback
: () => Promise
<void>;
14 static setConfigurationChangeCallback(cb
: () => Promise
<void>): void {
15 Configuration
.configurationChangeCallback
= cb
;
18 static getStatisticsDisplayInterval(): number {
20 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'statisticsDisplayInterval') ? Configuration
.getConfig().statisticsDisplayInterval
: 60;
23 static getConnectionTimeout(): number {
24 Configuration
.deprecateConfigurationKey('autoReconnectTimeout', 'Use \'connectionTimeout\' in charging station instead');
25 Configuration
.deprecateConfigurationKey('connectionTimeout', 'Use it in charging station template instead');
27 if (Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'connectionTimeout')) {
28 return Configuration
.getConfig().connectionTimeout
;
32 static getAutoReconnectMaxRetries(): number {
33 Configuration
.deprecateConfigurationKey('autoReconnectMaxRetries', 'Use it in charging station template instead');
35 if (Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'autoReconnectMaxRetries')) {
36 return Configuration
.getConfig().autoReconnectMaxRetries
;
40 static getStationTemplateURLs(): StationTemplateURL
[] {
41 Configuration
.getConfig().stationTemplateURLs
.forEach((stationURL
: StationTemplateURL
) => {
42 if (!Configuration
.isUndefined(stationURL
['numberOfStation'])) {
43 console
.error(`Deprecated configuration key 'numberOfStation' usage for template file '${stationURL.file}' in 'stationTemplateURLs'. Use 'numberOfStations' instead`);
47 return Configuration
.getConfig().stationTemplateURLs
;
50 static getWorkerProcess(): WorkerProcessType
{
51 Configuration
.deprecateConfigurationKey('useWorkerPool;', 'Use \'workerProcess\' to define the type of worker process to use instead');
52 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerProcess') ? Configuration
.getConfig().workerProcess
: WorkerProcessType
.WORKER_SET
;
55 static getWorkerStartDelay(): number {
56 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerStartDelay') ? Configuration
.getConfig().workerStartDelay
: Constants
.WORKER_START_DELAY
;
59 static getWorkerPoolMinSize(): number {
60 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerPoolMinSize') ? Configuration
.getConfig().workerPoolMinSize
: 4;
63 static getWorkerPoolMaxSize(): number {
64 Configuration
.deprecateConfigurationKey('workerPoolSize;', 'Use \'workerPoolMaxSize\' instead');
65 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerPoolMaxSize') ? Configuration
.getConfig().workerPoolMaxSize
: 16;
68 static getChargingStationsPerWorker(): number {
69 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'chargingStationsPerWorker') ? Configuration
.getConfig().chargingStationsPerWorker
: 1;
72 static getLogConsole(): boolean {
73 Configuration
.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
74 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logConsole') ? Configuration
.getConfig().logConsole
: false;
77 static getLogFormat(): string {
78 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logFormat') ? Configuration
.getConfig().logFormat
: 'simple';
81 static getLogRotate(): boolean {
82 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logRotate') ? Configuration
.getConfig().logRotate
: true;
85 static getLogMaxFiles(): number {
86 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logMaxFiles') ? Configuration
.getConfig().logMaxFiles
: 7;
89 static getLogLevel(): string {
90 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logLevel') ? Configuration
.getConfig().logLevel
: 'info';
93 static getLogFile(): string {
94 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logFile') ? Configuration
.getConfig().logFile
: 'combined.log';
97 static getLogErrorFile(): string {
98 Configuration
.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
99 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logErrorFile') ? Configuration
.getConfig().logErrorFile
: 'error.log';
102 static getSupervisionURLs(): string[] {
104 return Configuration
.getConfig().supervisionURLs
;
107 static getDistributeStationsToTenantsEqually(): boolean {
108 Configuration
.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
109 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration
.getConfig().distributeStationsToTenantsEqually
: true;
112 private static deprecateConfigurationKey(key
: string, logMsgToAppend
= '') {
113 if (!Configuration
.isUndefined(Configuration
.getConfig()[key
])) {
114 console
.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
118 // Read the config file
119 private static getConfig(): ConfigurationData
{
120 if (!Configuration
.configuration
) {
121 Configuration
.configuration
= JSON
.parse(fs
.readFileSync(Configuration
.configurationFilePath
, 'utf8')) as ConfigurationData
;
122 if (!Configuration
.configurationFileWatcher
) {
123 Configuration
.configurationFileWatcher
= Configuration
.getConfigurationFileWatcher();
126 return Configuration
.configuration
;
129 private static getConfigurationFileWatcher(): fs
.FSWatcher
{
130 // eslint-disable-next-line @typescript-eslint/no-misused-promises
131 return fs
.watch(Configuration
.configurationFilePath
).on('change', async (e
): Promise
<void> => {
132 // Nullify to force configuration file reading
133 Configuration
.configuration
= null;
134 if (!Configuration
.isUndefined(Configuration
.configurationChangeCallback
)) {
135 await Configuration
.configurationChangeCallback();
140 private static objectHasOwnProperty(object
: any, property
: string): boolean {
141 return Object.prototype
.hasOwnProperty
.call(object
, property
) as boolean;
144 private static isUndefined(obj
: any): boolean {
145 return typeof obj
=== 'undefined';